An antique gold, blue enamel and half pearl openface keywind verge fob watch, the movement signed Berthoud à Paris, the white enamel dial with repeat signature, winding aperture, Roman hour numerals and Arabic minute numerals, the rear cover with blue enamel decoration, defective and half pearl bezels.

細節
An antique gold, blue enamel and half pearl openface keywind verge fob watch, the movement signed Berthoud à Paris, the white enamel dial with repeat signature, winding aperture, Roman hour numerals and Arabic minute numerals, the rear cover with blue enamel decoration, defective and half pearl bezels.